<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <!--    1.引入-->
    <script src="../../lib/echarts.min.js"></script>
    <script src="../../lib/jquery-3.4.1/jquery-3.4.1.min.js"></script>
    <style>
        .dvecharts {
            width: 80%;
            margin-left: 10%;
            height: 400px;
        }
    </style>
</head>
<body>
<div>
    <!--    2.标签 显示图表-->
    <div class="dvecharts" id="dv1"></div>
</div>
<script>
    load1();
    function load1(){
        var dv1=echarts.init(document.getElementById("dv1"));
        var option = {
            title: {
                text: '单位统计',
                left: 'center',
                textStyle: {
                    color: 'red'
                }
            },
            tooltip: {
                trigger: 'axis'
            },
            toolbox: {
                show: true,
                feature: {
                    dataZoom: {
                        yAxisIndex: 'none'
                    },
                    dataView: { readOnly: false },
                    magicType: { type: ['line', 'bar'] },
                    restore: {},
                    saveAsImage: {}
                }
            },
            xAxis: {
                type: 'category',
                data: ['年', '月', '日']
            },
            yAxis: {
                type: 'value'
            },
            series: [
                {
                    data: [120, 200, 150],
                    type: 'bar',
                    showBackground: true,
                    backgroundStyle: {
                        color: 'rgba(180, 180, 180, 0.2)'
                    }
                }
            ]
        };
        dv1.setOption(option)
        //请求接口 获取真实数据 Ajax
        $.get("/api/ApartmentChaNorm/roletj.do",function (res){
            if(res.code==0){
                //赋值
                option.xAxis.data=res.data.unit;
                option.series[0].data=res.data.num;
                dv1.setOption(option)
            }
        })
    }
</script>
</body>
</html>